From ea287e0db27494db73fe266a85bed3bbdcba0627 Mon Sep 17 00:00:00 2001 From: Erik Arvstedt Date: Fri, 11 May 2018 14:01:11 +0200 Subject: [PATCH] Fix list out of bounds error in mail message parsing Check list length before accessing the first two elements of 'dispositions'. The list may have only a single element ('inline') or may be empty in mailformed emails. --- src/documents/mail.py | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/src/documents/mail.py b/src/documents/mail.py index f1a84d8e0..1be62527d 100644 --- a/src/documents/mail.py +++ b/src/documents/mail.py @@ -75,8 +75,9 @@ class Message(Loggable): continue dispositions = content_disposition.strip().split(";") - if not dispositions[0].lower() == "attachment" and \ - "filename" not in dispositions[1].lower(): + if len(dispositions) < 2 or \ + (not dispositions[0].lower() == "attachment" and + "filename" not in dispositions[1].lower()): continue file_data = part.get_payload()